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CASTLEARK MANAGEMENT LLC: ARQT position timeline

Available 13F reports, 13D and 13G stakes and each Form 3, 4 and 5 line of CASTLEARK MANAGEMENT LLC on ARQT, newest first. How the timeline and the estimate are built.

CASTLEARK MANAGEMENT LLC held 137,420 ARQT shares at 2026-06-30 per its 13F-HR filed 2026-08-14.

the latest 13F is the newest step

  1. period ended2026-06-30
    13F 137,420 shares
    Change vs previous 13F -156,040 shares

    0.1% of the 13F portfolio, value $3,603,152.

    13F-HR 0001106832-26-000004 filed by CASTLEARK MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  2. period ended2026-03-31
    13F 293,460 shares
    Change vs previous 13F -15,970 shares

    0.23% of the 13F portfolio, value $6,913,918.

    13F-HR 0001106832-26-000003 filed by CASTLEARK MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).

  3. period ended2025-12-31
    13F 309,430 shares
    Change vs previous 13F not available

    0.26% of the 13F portfolio, value $8,985,847.

    13F-HR 0001106832-26-000001 filed by CASTLEARK MANAGEMENT LLC
    Filed (acceptance time not in the bulk data set), ingested

    Acceptance time not in the bulk data set (spec §4.2).